Question: Who is Rodrigo Duterte's father?
Paraphrase: Who is the father of Rodrigo Duterte?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P22 wd:Q457786 . ?sbj wdt:P31 wd:Q5 } 
Answer: Sara Duterte-Carpio, Paolo Duterte